1.a lot 许多
例句:He said a lot to hearten me.
他对我说了许多鼓励的话 。
2.step-by-step 按部就班
例句:Do you have to follow these things step-by-step?
你必须按部就班的去做以下这些事情吗?
3.phase out 逐渐停止
例句:The agreement called for the phasing out of troops in the area.
协议要求那个地区逐步撤出军队 。
4.charter flight 包机
例句:We went to Spain on a charter flight.
我们乘坐包机去西班牙 。